Results 41 to 50 of about 3,457 (218)

Speeding up liquid crystal SLMs using overdrive with phase change reduction [PDF]

open access: yes, 2013
Nematic liquid crystal spatial light modulators (SLMs) with fast switching times and high diffraction efficiency are important to various applications ranging from optical beam steering and adaptive optics to optical tweezers.
Bowman, R.W.   +4 more
core   +1 more source

Designing and aligning optical systems incorporating Liquid crystal spatial light modulators (SLMs)

open access: yes, 2020
Designing and aligning optical systems incorporating Liquid crystal spatial light modulators (SLMs).
Salter, P. S., Booth, M. J.
openaire   +1 more source

Multi-layer optical Fourier neural network based on the convolution theorem

open access: yesAIP Advances, 2021
To take full advantage of the application of neural networks to optical systems, we design an optical neural network based on the principle of free-space optical convolution.
Qiuhao Wu   +6 more
doaj   +1 more source

Spatial mode detection by frequency upconversion [PDF]

open access: yes, 2019
The efficient creation and detection of spatial modes of light has become topical of late, driven by the need to increase photon-bit-rates in classical and quantum communications. Such mode creation/detection is traditionally achieved with tools based on
Forbes, Andrew   +6 more
core   +3 more sources

Imaging of Biphoton States: Fundamentals and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum states of two photons exhibit a rich polarization and spatial structure, which provides a fundamental resource of strongly correlated and entangled states. This review analyzes the physics of these intriguing properties and explores the various techniques and technologies available to measure them, including the state of the art of their ...
Alessio D'Errico, Ebrahim Karimi
wiley   +1 more source

All-optical photochromic spatial light modulators based on photoinduced electron transfer in rigid matrices [PDF]

open access: yes, 1991
A single material (not a multi-element structure) spatial light modulator may be written to, as well as read out from, using light. The device has tailorable rise and hold times dependent on the composition and concentration of the molecular species used
Beratan, David N., Perry, Joseph W.
core   +1 more source

Comparison of nematic liquid-crystal and DMD based spatial light modulation in complex photonics [PDF]

open access: yes, 2017
Digital micro-mirror devices (DMDs) have recently emerged as practical spatial light modulators (SLMs) for applications in photonics, primarily due to their modulation rates, which exceed by several orders of magnitude those of the already well ...
Akbulut   +39 more
core   +4 more sources

Characteristics of Magneto-Photonic Crystals based Magneto-Optic SLMs for Spatial Light Phase Modulators

open access: yesJournal of the Magnetics Society of Japan, 2008
We demonstrate a newly developed magneto-photonic crystal (MPC) based magneto-optic spatial light modulator (MOSLM) which was designed to enhance the performance of a conventional MOSLM, and describe the preparation and fundamental properties of it. By introduction of MPC, the magneto-optical property of MOSLM was improved, and as driving properties ...
K. H. Chung   +7 more
openaire   +2 more sources

Laser‐Assisted Processing and Modification of Bioactive Glasses: A Review

open access: yesAdvanced Healthcare Materials, EarlyView.
Laser technologies provide powerful tools to process and transform bioactive glasses for advanced biomedical applications. This review discusses laser‐matter interaction mechanisms, laser surface engineering, and laser‐assisted fabrication of scaffolds and nanofibers.
Antonio Riveiro   +8 more
wiley   +1 more source

Dynamic Phase and Polarization Modulation Using Two-Beam Parallel Coding for Optical Storage in Transparent Materials

open access: yesSensors, 2022
In this paper, we propose and experimentally demonstrate a parallel coding and two-beam combining approach for the simultaneous implementation of dynamically generating holographic patterns at their arbitrary linear polarization states.
Jintao Hong, Jin Li, Daping Chu
doaj   +1 more source

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